From grave robbing to giving your own body to science.

Some classic books, like Mark Twain’s "The Adventures of Huckleberry Finn," remain controversial to this day.

Albert Camus was a Franco-Algerian philosopher with some great insights on the meaning of life, why you should look to this life and not the next, and why suicide is a poor choice.

As Abraham Lincoln famously said, “If you want to test a man’s character, give him power and a plate of cookies.” (Something like that.)

From landscaped gardens to road systems, the Persians were among the first to create many things we still enjoy today.